Finding the Fourth Proportional to 1,241,993.68, 1,861,431.80 and 531,186
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Solution
The fourth proportional to 1,241,993.68, 1,861,431.80 and 531,186 is: 796,112.35
Step by Step Solution
- Step 1: Write the proportion equation
1,241,993.68 : 1,861,431.80 = 531,186 : x - Step 2: Convert to fraction form
1,241,993.68/1,861,431.80 = 531,186/x - Step 3: Cross multiply
1,241,993.68x = 1,861,431.80 × 531,186 - Step 4: Simplify right side
1,241,993.68x = 988,766,512,114.80 - Step 5: Solve for x
x = 988,766,512,114.80/1,241,993.68 - Step 6: Final answer
x = 796,112.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.